I, the centenarian, will be invincible by sweeping the floor

Luo Tiantian has traveled to the world of martial arts full of weirdness, but his talent is too poor, and he has not achieved any achievements, thinking that he will spend his life in such a mediocre way.
Unexpectedly, at the age of one hundred, he successfully activated the invincible sweeping system.
In the face of strange things that may appear at any time, Luo Tiantian only needs to sweep the floor for 10 minutes a day to get various rewards.
"Ding, congratulations, you have obtained the Buddha Light Relic Dan*1!"
"Ding, congratulations, you have obtained the Taixu Zhenjing*1!"
"Ding, congratulations, you have obtained the Great Light Fist*1!"
Sweeping and sweeping, Luo Tiantian found that he was invincible by accident!

Novel Keywords: I, a centenarian, sweeping the floor is invincible without pop-ups, I, a centenarian, sweeping the floor is invincible